TY - JOUR AU - Mayer, Uwe F. TI - One-sided Mullins-Sekerka flow does not preserve convexity JO - Electronic Journal of Differential Equations PY - 1993 VL - 1993 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_1993__1993_8_a0/ LA - en ID - EJDE_1993__1993_8_a0 ER -